Supercharger for v6?

[2drexplorer]

where can i find a supercharger for a 98 4.0L v6 i beleive its just the ohv not sohc, and am i going to have to lower my compression ratio

 

[alphabets13]

i think www.explorerexpress.com has them

 

[Alec]

peruse my supercharger threads in the need for speed forum.